Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Watch - 44.25 mm Black Ceramic Case - Black Dial - Black Nylon Strap - 311.92.44.51.01.005 Specialities manual-winding Omega 1863 movement with

manual-winding Omega 1863 movement with chronograph and small seconds (original movement that was worn on the moon)

bezel with a silicon nitride ring and brushed OMEGA Ceragold™ tachymeter scale

domed blue patterned dial with a date window at 6 oclock as well as hands and indexes in 18K white gold

unidirectional rotating bezel with Liquidmetal diving scale

4 mm 18K white gold case

Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Watch - 44.25 mm Black Ceramic Case - Black Dial - Black Nylon Strap - 311.92.44.51.01.005 Specialities manual-winding Omega 1863 movement with44. 25 mm black ceramic case, transparent back, black ceramic bezel, sapphire crystal with anti reflective treatment on both sides, black dial, caliber 9300 self winding movement with chronograph function, approximately 60 hours of power reserve, black nylon strap. Water resistant to 50 m (167 ft).